12959426 has 16 divisors (see below), whose sum is σ = 20537088. Its totient is φ = 6123600.

The previous prime is 12959413. The next prime is 12959431. The reversal of 12959426 is 62495921.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 12959426.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 236 + ... + 5096.

It is an arithmetic number, because the mean of its divisors is an integer number (1283568).

Almost surely, 2^12959426 is an apocalyptic number.

12959426 is a deficient number, since it is larger than the sum of its proper divisors (7577662).

12959426 is a wasteful number, since it uses less digits than its factorization.

12959426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4937.

The product of its digits is 38880, while the sum is 38.

The square root of 12959426 is about 3599.9202768950. The cubic root of 12959426 is about 234.8885906195. Note that the first 3 decimals are identical.

The spelling of 12959426 in words is "twelve million, nine hundred fifty-nine thousand, four hundred twenty-six".